Published by:
CGP EDU Academic Team
Published on: August 13, 2026
The sum of the series 
+ 
. 2 + 
. 2 2 + 
. 2 3 + …… to n terms is-
A
2 n+1
B
2 n+1
C
2 n
D
2 n
Text Solution
Verified by ExpertsThe correct answer is:
C
The given series
= 
2 r–1 = 
2 r–1
= 
= 
2 n
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